Patents
Patents for G01R 33 - Arrangements or instruments for measuring magnetic variables (52,887)
04/1985
04/30/1985US4514687 Hall effect device test circuit
04/30/1985CA1186377A1 Method for measuring the nuclear magnetic resonance
04/30/1985CA1186376A1 Method for measuring the nuclear magnetic resonance for nmr tomography
04/24/1985EP0138452A2 Laser light source device
04/24/1985EP0138270A2 Nuclear magnetic resonance apparatus
04/24/1985EP0138269A2 Nuclear magnetic resonance apparatus
04/24/1985EP0137896A1 Circuitry for compensating variations of the transmission factor of a linear magnetic field sensor
04/23/1985US4513247 Method for recording three-dimensional nuclear magnetic resonance spectra and a device for carrying out the same
04/17/1985EP0137420A2 A method for rapid acquisition of NMR data
04/16/1985US4511841 Method and apparatus for high speed magic angle spinning
04/10/1985EP0136955A2 Device for measuring the gradient of a magnetic field using the magneto-optical effect
04/10/1985EP0136812A2 Reagents for enhancing the contrast in NMR images
04/10/1985EP0136644A2 Apparatus for producing images of an object under examination with nuclear magnetic resonance
04/10/1985EP0136642A2 Apparatus for producing images of an object under examination
04/10/1985EP0136536A2 Axial magnetic field gradient coil suitable for use with NMR apparatus
04/09/1985US4510450 Apparatus and assay method for the quantitative determination of mineral content in bone
04/09/1985US4510449 Method for recording two-dimensional nuclear magnetic resonance spectra and a device for carrying out the same
04/09/1985US4510448 Device for generating images of an examination subject
04/03/1985EP0135847A2 Nuclear magnetic resonance imaging using pulse sequences combining selective excitation and driven free precession
04/02/1985US4509030 Correction coil assembly for NMR magnets
04/02/1985US4509015 Nuclear magnetic resonance methods
04/02/1985US4509011 Nuclear magnetic resonance diagnostic apparatus
03/1985
03/28/1985WO1985001357A1 Apparatus for detecting magnetism
03/27/1985EP0135326A2 Nuclear magnetic resonance apparatus
03/27/1985EP0135185A2 Cryostat for NMR magnet
03/27/1985EP0135143A2 Imaging method and apparatus using nuclear magnetic resonance
03/27/1985EP0135125A2 NMR imaging utilizing chemical shift reagents
03/26/1985US4507609 Apparatus for nondestructively measuring the thickness of a magnetic flux conductive clad material over a magnetic flux conductive base material of a different permeability
03/26/1985CA1184605A1 Testing method for determining the magnetic properties of ferromagnetic powders
03/26/1985CA1184602A1 Investigation of samples by n.m.r. techniques
03/26/1985CA1184376A1 Electrical compass
03/20/1985EP0134701A2 Offset gradient fields in nuclear magnetic resonance imaging systems
03/19/1985US4506247 Axisymmetric correction coil system for NMR magnets
03/19/1985US4506224 High-frequency field system for nuclear magnetic resonance apparatus
03/19/1985US4506223 Method for performing two-dimensional and three-dimensional chemical shift imaging
03/19/1985US4506222 Methods of producing image information from objects
03/19/1985US4506221 Magnetic heading transducer having dual-axis magnetometer with electromagnet mounted to permit pivotal vibration thereof
03/19/1985US4506220 Temperature compensated magnetoresistive effect thin film magnetic sensor
03/14/1985WO1985001144A1 Photomagnetic recording and reproducing apparatus having device for detecting direction of magnetization of magnetic recording medium
03/12/1985US4504788 Enclosed loop-gap resonator
03/12/1985CA1183969A1 Multiplexed magnetic bubble detectors
03/06/1985EP0133794A2 Methods of producing images by NMR techniques
03/06/1985EP0133722A2 Phantom for NMR apparatus
03/06/1985EP0133695A1 Sensing system for measuring a parameter
03/05/1985US4503395 Method and circuit arrangement for measuring a magnetic field
03/05/1985US4503394 Magnetoresistive sensor having a closed domain structure and electrode biasing
02/1985
02/28/1985WO1985000887A1 Method and apparatus for obtaining n.m.r. spectra
02/27/1985EP0133603A1 Specific relaxation agents for organs or pathologics for use in modifying the contrast of medical imagery by nuclear magnetic resonance
02/27/1985EP0133532A2 NMR imaging method and apparatus
02/26/1985US4502008 Method and apparatus for nuclear magnetic resonance spectroscopy
02/26/1985US4502007 Method of measuring NMR spin-spin relaxation time (T2) using spin-echos
02/20/1985EP0133408A1 System for determining the course of a marine structure
02/20/1985EP0133382A1 Radiofrequency coil
02/20/1985EP0133364A2 Magnetic coils
02/19/1985US4500860 Winding support and method for NMR magnet axisymmetric correction coils
02/19/1985US4500838 Current sensor
02/19/1985US4500782 Method of calibrating ion cyclotron resonance spectrometers
02/13/1985EP0132975A2 Method and apparatus for rapid NMR imaging using multi-dimensional reconstruction techniques
02/13/1985EP0132785A2 Electrocardiographic signal transducer applied to a nuclear magnetic resonance tomograph
02/12/1985US4499515 Integrated magnetostrictive-piezoresistive magnetic recording playback head
02/05/1985US4498048 NMR Imaging apparatus
02/05/1985CA1182172A1 Method and apparatus for non-destructive testing of magnetical permeable bodies
01/1985
01/30/1985EP0132422A1 Flux gate sensor, in particular for a magnetometer
01/30/1985EP0132358A2 Imaging method and apparatus for obtaining images using NMR
01/30/1985EP0132338A2 Apparatus and method for reducing spurious currents in NMR imaging apparatus induced by pulsed gradient fields
01/30/1985EP0132337A2 Apparatus and method for reducing aliasing in sagittal or coronal NMR imaging
01/30/1985EP0132336A2 Method and apparatus for enhanced T1 NMR measurements using repetition intervals TR related to one another by integer multiples
01/29/1985US4496854 On-chip SQUID cascade
01/29/1985CA1181813A1 Current transformer demagnetization circuit
01/29/1985CA1181812A1 Dual r.f. biased squid electronic circuit
01/23/1985EP0131655A1 Coal slurry monitor means and method
01/22/1985US4495467 Apparatus for simultaneous measurement of magnetic field components in mutually perpendicular directions
01/22/1985US4495465 Method and apparatus for non-destructive testing of magnetically permeable bodies using a first flux to saturate the body and a second flux opposing the first flux to produce a measurable flux
01/16/1985EP0131404A2 Fibre optic sensors
01/09/1985EP0130901A1 Transducer for an apparatus measuring the magnetic field gradient vector, measuring apparatus using such a transducer and measuring method
01/09/1985EP0130496A1 Magnetic field sensing device
01/09/1985EP0130490A1 Super-conductive gradiometer coil system for a device for the multichannel testing of weak, changing magnetic fields
01/09/1985EP0130479A2 Method of projection reconstruction imaging with reduced sensitivity to motion-related artifacts
01/08/1985US4492923 Apparatus for measuring the spatial scalar variation of a magnetic field with vector magnetic sensors on a moderately stable moving platform
01/08/1985US4492090 Cryostat for NMR magnet
01/02/1985EP0129972A1 Polarised light optical sensing arrangements
01/02/1985EP0129817A1 Circuit with a Hall generator
01/02/1985CA1180385A Process and equipment for the determination of the magnetite and phosphorus contents of magnetite- containing ores
01/02/1985CA1180374A Electromagnet for use in nmr tomography
01/01/1985US4491795 Josephson junction interferometer device for detection of curl-free magnetic vector potential fields
01/01/1985US4491794 Hall effect device test circuit
12/1984
12/27/1984EP0129356A2 Nuclear magnetic resonance method and apparatus
12/25/1984US4490675 Electromagnet for use in NMR tomography
12/19/1984EP0128622A1 Method of and device for determining a nuclear magnetization distribution in a region of a body
12/19/1984EP0128424A2 Method of accurate and rapid NMR imaging of computed T1 and spin density
12/18/1984US4489357 Magnetic sensor having multilayered flux conductors
12/18/1984US4489275 High temperature sample heating for spectroscopic studies apparatus
12/18/1984US4489274 Rotating SQUID magnetometers and gradiometers
12/12/1984EP0127850A2 Method utilizing combined, interleaved pulse sequences for reducing motion artifacts in computed T1, T2 and M0 NMR imaging
12/11/1984US4488116 Inductive coin sensor for measuring more than one parameter of a moving coin
12/06/1984WO1984004820A1 Tactile sensor array
12/05/1984EP0127480A2 Simultaneous NMR imaging system
12/04/1984US4486711 Gradient field coil system for nuclear spin tomography
12/04/1984US4486709 Depth and refocusing pulses for use with inhomogeneous radiofrequency coils in nuclear magnetic resonance spectroscopy
12/04/1984US4486708 Selective material projection imaging system using nuclear magnetic resonance